SOLUTION: {{{8x^2-18}}}

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Question 308412: 8x%5E2-18
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
8x%5E2-18 factor out a 2
2%284x%5E2-9%29inside "()" is a perfect square so factoring is easy
highlight%282%282x-3%29%282x%2B3%29%29if u cant come to this solution use the quadratic formula, but this factoring of a square is much faster. the square looks like this:2%5E2x%5E2-3%5E2 since b=0 in the abc for the quadratic formula then there will be one factor with a "+" and one with a "-"